Module: wine Branch: master Commit: 65b9b2028b3b5db1ddb6f5af4168c1f46303dbb0 URL: https://source.winehq.org/git/wine.git/?a=commit;h=65b9b2028b3b5db1ddb6f5af4...
Author: Zebediah Figura z.figura12@gmail.com Date: Fri Apr 17 18:03:04 2020 -0500
wineusb.sys: Implement URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE.
Signed-off-by: Zebediah Figura z.figura12@gmail.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/wineusb.sys/wineusb.c | 147 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 147 insertions(+)
diff --git a/dlls/wineusb.sys/wineusb.c b/dlls/wineusb.sys/wineusb.c index eb1b7a261f..ed82bd3a13 100644 --- a/dlls/wineusb.sys/wineusb.c +++ b/dlls/wineusb.sys/wineusb.c @@ -74,6 +74,8 @@ struct usb_device
libusb_device *libusb_device; libusb_device_handle *handle; + + LIST_ENTRY irp_list; };
static DRIVER_OBJECT *driver_obj; @@ -120,6 +122,7 @@ static void add_usb_device(libusb_device *libusb_device) device->device_obj = device_obj; device->libusb_device = libusb_ref_device(libusb_device); device->handle = handle; + InitializeListHead(&device->irp_list);
EnterCriticalSection(&wineusb_cs); list_add_tail(&device_list, &device->entry); @@ -394,6 +397,149 @@ static NTSTATUS WINAPI driver_pnp(DEVICE_OBJECT *device, IRP *irp) return pdo_pnp(device, irp); }
+static NTSTATUS usbd_status_from_libusb(enum libusb_transfer_status status) +{ + switch (status) + { + case LIBUSB_TRANSFER_CANCELLED: + return USBD_STATUS_CANCELED; + case LIBUSB_TRANSFER_COMPLETED: + return USBD_STATUS_SUCCESS; + case LIBUSB_TRANSFER_NO_DEVICE: + return USBD_STATUS_DEVICE_GONE; + case LIBUSB_TRANSFER_STALL: + return USBD_STATUS_ENDPOINT_HALTED; + case LIBUSB_TRANSFER_TIMED_OUT: + return USBD_STATUS_TIMEOUT; + default: + FIXME("Unhandled status %#x.\n", status); + case LIBUSB_TRANSFER_ERROR: + return USBD_STATUS_REQUEST_FAILED; + } +} + +static void transfer_cb(struct libusb_transfer *transfer) +{ + IRP *irp = transfer->user_data; + URB *urb = IoGetCurrentIrpStackLocation(irp)->Parameters.Others.Argument1; + + TRACE("Completing IRP %p, status %#x.\n", irp, transfer->status); + + urb->UrbHeader.Status = usbd_status_from_libusb(transfer->status); + + if (transfer->status == LIBUSB_TRANSFER_COMPLETED) + { + switch (urb->UrbHeader.Function) + { + case URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE: + { + struct _URB_CONTROL_DESCRIPTOR_REQUEST *req = &urb->UrbControlDescriptorRequest; + req->TransferBufferLength = transfer->actual_length; + memcpy(req->TransferBuffer, libusb_control_transfer_get_data(transfer), transfer->actual_length); + break; + } + + default: + ERR("Unexpected function %#x.\n", urb->UrbHeader.Function); + } + } + + EnterCriticalSection(&wineusb_cs); + RemoveEntryList(&irp->Tail.Overlay.ListEntry); + LeaveCriticalSection(&wineusb_cs); + + irp->IoStatus.Status = STATUS_SUCCESS; + IoCompleteRequest(irp, IO_NO_INCREMENT); +} + +static void queue_irp(struct usb_device *device, IRP *irp, struct libusb_transfer *transfer) +{ + EnterCriticalSection(&wineusb_cs); + irp->Tail.Overlay.DriverContext[0] = transfer; + InsertTailList(&device->irp_list, &irp->Tail.Overlay.ListEntry); + LeaveCriticalSection(&wineusb_cs); +} + +static NTSTATUS usb_submit_urb(struct usb_device *device, IRP *irp) +{ + URB *urb = IoGetCurrentIrpStackLocation(irp)->Parameters.Others.Argument1; + struct libusb_transfer *transfer; + int ret; + + TRACE("type %#x.\n", urb->UrbHeader.Function); + + switch (urb->UrbHeader.Function) + { + case URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE: + { + struct _URB_CONTROL_DESCRIPTOR_REQUEST *req = &urb->UrbControlDescriptorRequest; + unsigned char *buffer; + + if (req->TransferBufferMDL) + FIXME("Unhandled MDL output buffer.\n"); + + if (!(transfer = libusb_alloc_transfer(0))) + return STATUS_NO_MEMORY; + + if (!(buffer = malloc(sizeof(struct libusb_control_setup) + req->TransferBufferLength))) + { + libusb_free_transfer(transfer); + return STATUS_NO_MEMORY; + } + + queue_irp(device, irp, transfer); + libusb_fill_control_setup(buffer, + LIBUSB_ENDPOINT_IN | LIBUSB_REQUEST_TYPE_STANDARD | LIBUSB_RECIPIENT_DEVICE, + LIBUSB_REQUEST_GET_DESCRIPTOR, (req->DescriptorType << 8) | req->Index, + req->LanguageId, req->TransferBufferLength); + libusb_fill_control_transfer(transfer, device->handle, buffer, transfer_cb, irp, 0); + transfer->flags = LIBUSB_TRANSFER_FREE_BUFFER | LIBUSB_TRANSFER_FREE_TRANSFER; + ret = libusb_submit_transfer(transfer); + if (ret < 0) + ERR("Failed to submit GET_DESRIPTOR transfer: %s\n", libusb_strerror(ret)); + + return STATUS_PENDING; + } + + default: + FIXME("Unhandled function %#x.\n", urb->UrbHeader.Function); + } + + return STATUS_NOT_IMPLEMENTED; +} + +static NTSTATUS WINAPI driver_internal_ioctl(DEVICE_OBJECT *device_obj, IRP *irp) +{ + IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp); + ULONG code = stack->Parameters.DeviceIoControl.IoControlCode; + struct usb_device *device = device_obj->DeviceExtension; + NTSTATUS status = STATUS_NOT_IMPLEMENTED; + + TRACE("device_obj %p, irp %p, code %#x.\n", device_obj, irp, code); + + switch (code) + { + case IOCTL_INTERNAL_USB_SUBMIT_URB: + status = usb_submit_urb(device, irp); + break; + + default: + FIXME("Unhandled ioctl %#x (device %#x, access %#x, function %#x, method %#x).\n", + code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3); + } + + if (status == STATUS_PENDING) + { + IoMarkIrpPending(irp); + } + else + { + irp->IoStatus.Status = status; + IoCompleteRequest(irp, IO_NO_INCREMENT); + } + return status; +} + static NTSTATUS WINAPI driver_add_device(DRIVER_OBJECT *driver, DEVICE_OBJECT *pdo) { NTSTATUS ret; @@ -437,6 +583,7 @@ NTSTATUS WINAPI DriverEntry(DRIVER_OBJECT *driver, UNICODE_STRING *path) driver->DriverExtension->AddDevice = driver_add_device; driver->DriverUnload = driver_unload; driver->MajorFunction[IRP_MJ_PNP] = driver_pnp; + driver->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = driver_internal_ioctl;
return STATUS_SUCCESS; }